Cortisol is produced by the adrenal glands located near the kidney,yet pituitary tumors cause 70% of Cushing's syndrome cases.To test whether a patient has a pituitary tumor,they are injected with a hormone that inhibits the adrenal gland and cortisol levels are measured.What will happen in a patient with a pituitary tumor?
A) ACTH will increase and cortisol will decrease.
B) ACTH and cortisol will increase.
C) ACTH and cortisol will decrease.
D) ACTH will decrease and cortisol will increase.
E) ACTH and cortisol will remain unchanged.
Correct Answer:
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